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Finding the Third Proportional to 40,255.50 and 85,708.50

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Solution

The third proportional to 40,255.50 and 85,708.50 is: 182,483.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,255.50 : 85,708.50 = 85,708.50 : x
  2. Step 2: Convert to fraction form
    40,255.50/85,708.50 = 85,708.50/x
  3. Step 3: Cross multiply
    40,255.50x = 85,708.50 × 85,708.50
  4. Step 4: Simplify right side
    40,255.50x = 7,345,946,972.25
  5. Step 5: Solve for x
    x = 7,345,946,972.25/40,255.50
  6. Step 6: Final answer
    x = 182,483.06

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.